vector theorem 7: Prove vectorically that the line joining the mid-points of the sides of

Vector Theorem 7: Prove vectorically that the line joining the mid-points of the sides of a quadrilateral taken in order is a parallelogram. 6. Prove vectorically that the diagonal of parallelogram bisects each other: https://youtu.be/z5mQ4h3_Yns

---~~~--- Please watch: "If 𝒙^𝒂.𝒙^𝒃=(𝒙^𝒂 )^𝒃, show that 𝒂/𝒃+𝒃/𝒂=𝒂𝒃−𝟐." https://www.youtube.com/watch?v=rZcUcisuYSc ---~~~--- Follow us: Facebook: https://facebook.com/mathswitharjun Twitter: https://twitter.com/twitajr ... https://www.youtube.com/watch?v=krM45Vs0dDU